BioStacks
Best for
Ingredients (5)
Echinacea
93%Dose
277.8 mg
Target
300–1500 mg
Form
—
Vitamin C
100%Dose
500 mg
Target
250–2000 mg
Form
Budget
Andrographis
75%Dose
150 mg
Target
200–600 mg
Form
—
Zinc
12%Dose
1.8 mg
Target
15–30 mg
Form
Standard
Sambucus
8%Dose
25 mg
Target
300–600 mg
Form
—
Other Ingredients
No other ingredients listed
How to Take It
Take it anytime
Take it with food — the zinc in it is what makes this kind of product feel nauseating on an empty stomach.
With food
Space it a couple of hours from Iron and Calcium
On the label
Common Cold Symptom Relief: 2 tablets daily Immune Support: 1 tablet daily Mild Tonsillitis, Sinusitis & Upper Respiratory Tract Infections: 2 tablets daily Take during or immediately after a meal, or as directed by a healthcare professional
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
A$31.99≈ $20.79
Near the median of 292 immune supplements
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the National Academies Dietary Reference Intakes (DRI).
This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.
The score analyzes what's on the label: ingredient doses vs. studied ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.